How does pregnant crus oedema return a responsibility?

summary

About 40% of women in the third trimester of pregnancy have leg edema. Pressing the medial side of the ankle or the tibia of the leg with fingers is convenient for local depression. If the scope of edema is limited below the knee, it can subside after a night's sleep, and is not accompanied by elevated blood pressure or proteinuria, it is still normal. Now let me talk to you about how pregnancy calf edema?.

How does pregnant crus oedema return a responsibility?

First: the lower limb blood reflux is blocked: the enlarged uterus in the late pregnancy oppresses the inferior vena cava, which blocks the blood reflux of the lower body and increases the venous pressure, causing lower limb edema.

Second: hemodilution: during pregnancy, blood volume increased, plasma protein did not increase, blood was relatively diluted, plasma colloid osmotic pressure decreased, and water moved to tissue space and edema.

Third: endocrine changes: * after pregnancy, estrogen and aldosterone secretion increased, body water and sodium retention, causing edema.

matters needing attention

In late pregnancy, pregnant women should try to avoid standing for a long time, raise their lower limbs during rest and sleep, promote venous reflux of lower limbs, and reduce the occurrence and development of edema. In terms of diet, * be careful not to eat too much salt, so as not to aggravate edema due to retention of water and sodium. If pregnant women not only edema, but also accompanied by hypertension, proteinuria, it is a pathological phenomenon, should be timely medical treatment.